Public engineering firm directory

Find engineering consulting firms by capability and location.

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18 Grados Corp

San Juan, PR

18 Grados Design is a multidisciplinary design-build architecture and engineering practice based in Puerto Rico, specializing in contemporary design and comprehensive project development. Founded in 2013, the practice delivers a diverse range of services encompassing architecture, civil and structural engineering, permitting, and construction management. It supports projects across multiple sectors, ranging from custom single-family residences to complex retail expansions and mixed-use developments. By integrating design and construction under a single collaborative framework, 18 Grados Design streamlines the execution of both small-scale renovations and large-scale commercial developments.

Website1 office6 projects3 leadersFounded 2013Updated Jun 2026

Project: Mirador

Service: ArchitectureService: DesignService: Conceptual DesignIndustry: ResidentialIndustry: CommercialType: Architecture & Engineering+23 more

3mg P S C

Designing Spaces. Engineering Solutions. Delivering Excellence

Website14 projects18 leadersUpdated Jun 2026

Project: American University - Student Center

Service: ArchitectureService: Master PlansService: Feasibility StudiesIndustry: CommercialIndustry: EducationType: Architecture & Engineering+48 more

A Beazley Architecture LLC

Broussard, LA

A Kingdom-Minded Architecture, Interior & Product Design Firm

WebsitePhone1 office6 projects4 leaders2 credentialsFounded 2023

Project: Lafayette Animal Shelter and Care Center

Service: Architectural DesignService: Church & Worship ArchitectureService: Sanctuary and Auditorium DesignIndustry: ReligiousIndustry: Veterinary & Animal CareType: Architecture & Engineering+45 more

ARKOR Architects & Engineers

Lafayette, IN

ARKOR Architects & Engineers is a full-service architecture and structural engineering firm based in Lafayette, Indiana, serving commercial, residential, and industrial building projects. ARKOR's licensed architects and design professionals deliver architectural design, structural engineering, and interior design with close coordination among owners, contractors, and governing jurisdictions to balance code compliance, functionality, and budget.

Website1 officeUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Commercial architectureService: Residential architectureIndustry: CommercialIndustry: ResidentialType: Architecture & Engineering+9 more

AZE Engineering

Abu Dhabi, VA

Built on Precision. Trusted on Landmark Projects.

Website2 offices8 projects6 leaders3 credentialsFounded 2019Size Estimate: 15-50 employees

Project: Triple Bay Marina Village

Service: Structural & Construction EngineeringService: Structural DesignService: Precast EngineeringIndustry: AirportsIndustry: Arts & CultureType: Architecture & Engineering+22 more

Acomb Ostendorf & Associates (AOA)

Winter Park, FL

Immersive Experience Makers: We Bring Stories to Life

WebsitePhone4 offices6 projects2 leadersFounded 2009Updated Jun 2026

Project: Dolly's Life of Many Colors Museum

Service: Master Planning and VisioningService: Strategic PlanningService: Site LayoutIndustry: Arts & CultureIndustry: Sports & RecreationType: Architecture & Engineering+59 more

Agha Engineering, LLC

Houston, TX

Engineering Innovation Forward

WebsitePhone1 office8 projects9 leaders2 credentialsSize Estimate: 60 employees

Project: Burnett Bayland Park

Service: Transportation EngineeringService: Roadway DesignService: Bike and Pedestrian PlanningIndustry: TransportationIndustry: Highways & RoadsType: Civil Engineering+24 more

AlfaTech

Harmonizing Relationships, Sustainability and Innovation

Website10 projects13 leadersUpdated Jun 2026

Project: The Lucas Museum of Narrative Art

Service: MEP EngineeringService: Mechanical Engineering DesignService: Electrical Engineering DesignIndustry: CommercialIndustry: RetailType: MEP+65 more

Allen & Hoshall

Memphis, TN

Engineers - Architects - Surveyors

WebsitePhone9 offices7 projects13 leaders4 credentialsFounded 1915

Project: Chattanooga Terminal Expansion and Renovation

Service: ArchitectureService: PlanningService: Construction DocumentationIndustry: AviationIndustry: EducationType: Architecture & Engineering+35 more

Alphatec PC

Washington, DC

Alphatec PC is a Washington, D.C.-based architectural and engineering design firm specializing in architectural, mechanical, electrical, and plumbing design for mission-critical facilities, secure spaces, and public sector projects. With more than 57 years of experience and over 18 million square feet of completed project area, its integrated teams have earned more than 35 industry awards. Alphatec also develops VEGA, a digital twin platform combining 3D modeling, augmented reality, and virtual reality for design visualization and stakeholder engagement.

WebsitePhone1 officeUpdated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Structural EngineeringService: Civil EngineeringIndustry: GovernmentIndustry: FederalType: Architecture & Engineering+7 more

Argo Navis Technologies

Together We Succeed

WebsiteUpdated Jun 2026

Service detail: Professional Services

Service: Professional ServicesService: Cybersecurity & ComplianceService: Operations & LogisticsIndustry: AerospaceIndustry: TelecommunicationsType: Software Engineering+29 more

Azar Design Co PC

Buffalo, NY

Bridging grace and imagination with functionality while delivering pragmatic solutions.

WebsitePhone5 offices4 projects8 leaders2 credentialsFounded 1979

Project: Jacobs School of Medicine & Biomedical Sciences

Service: ArchitectureService: Architectural DesignService: Historic PreservationIndustry: EducationIndustry: HealthcareType: Architecture & Engineering+112 more

Barton Coe Vilamaa

Fort Wayne, IN

Spaces to Inspire

WebsitePhone1 office4 leaders4 credentialsFounded 1969Updated Jun 2026

Service detail: Architecture

Service: ArchitectureService: Architecture & Interior DesignService: Environmentally Conscious Planning & DesignIndustry: EducationIndustry: GovernmentType: Architecture & Engineering+44 more

Bay Engineering, Inc.

Sturgeon Bay, WI

Integrity in Every Design, Solutions for Every Challenge: Your Trusted Marine Engineering Partner.

WebsitePhone1 office1 projects8 leadersFounded 1996Updated Jun 2026

Project: First Great Lakes Bulk Freighter in Nearly Four Decades

Service: Naval ArchitectureService: Stability Analysis & SurveysService: Weight Engineering & Tank PlansIndustry: MarineIndustry: CommercialType: Marine Engineering+26 more

Beck Engineering, Incorporated

Spirit Lake, IA

Build Relationships, Better Communities, Create Opportunities

Website6 offices7 projects1 leaders3 credentialsFounded 2001Updated Jun 2026

Project: State Pier at Arnolds Park Amusement Park

Service: Civil EngineeringService: Public Infrastructure DesignService: StreetsIndustry: GovernmentIndustry: Water SupplyType: Civil Engineering+27 more

Callan Consulting Engineers, Inc.

Chicago, IL

Your Strategic Engineering Partners

WebsitePhone2 offices5 projects2 leadersFounded 2021Size Estimate: 5-25 employees

Project: Humboldt Park Health Wellness Center

Service: Engineering ConsultingService: Virtual Reality WalkthroughsService: Educational WorkshopsIndustry: CommercialIndustry: ResidentialType: MEP+14 more

Cantos Inc.

New York, NY

YOU WANT IT, We Build It.

WebsitePhone1 office5 projects11 leaders1 credentialsSize Estimate: 10-49 employees

Project: Penn Station Phase 1

Service: EngineeringService: Civil EngineeringService: Structural EngineeringIndustry: TransitIndustry: BridgesType: Architecture & Engineering+12 more

Citadel Engineering Company

Salt Lake City, UT

Where Precision Meets Reliability

WebsitePhone1 office15 credentialsFounded 2015Updated Jun 2026

Service detail: Engineering Design

Service: Engineering DesignService: Feasibility Studies and Project PlanningService: Detailed Design and AnalysisIndustry: Oil & GasIndustry: Power GenerationType: Process Engineering+53 more

Clapsaddle-Garber Associates, Inc.

Marshalltown, IA

Engineers, Surveyors, and Architects

WebsitePhone6 offices6 projects35 leaders6 credentialsFounded 1959

Project: Grand Crossing PICP Parking Lot

Service: Civil EngineeringService: Site DesignService: Streets and TransportationIndustry: AviationIndustry: GovernmentType: Architecture & Engineering+34 more

Crain Atlantis, Inc.

Deerfield Beach, FL

We Design It. We Build It. We Believe In It.

Website2 offices8 projects4 leaders5 credentialsFounded 1974Updated Jun 2026

Project: Royal Creek Tennis Club

Service: ArchitectureService: Master Planning & Site PlanningService: Programming & Space PlanningIndustry: EducationIndustry: CommercialType: Architecture & Engineering+27 more

Cross Engineers, Inc.

Tacoma, WA

Electrical engineering and telecommunications design services based in Tacoma, Washington.

WebsitePhone1 office8 projects4 leaders2 credentialsFounded 1982

Project: Washington State Light Industrial Park

Service: Lighting DesignService: Architectural and LEED LightingService: 3-D Modeling and SimulationIndustry: CommercialIndustry: GovernmentType: Electrical Engineering+26 more

Cushing Terrell

Billings, MT

Imagine. Create. Improve.

WebsitePhone17 offices7 projects2 leaders4 credentialsFounded 1938

Project: Google Henderson Hub

Service: ArchitectureService: Historic PreservationService: Adaptive ReuseIndustry: CommercialIndustry: EducationType: Architecture & Engineering+38 more

Cyntergy

Tulsa, OK

It's Relationships We Build

Website1 office15 projects22 leadersFounded 1997Updated Jun 2026

Project: U.S. Pentagon

Service: Civil EngineeringService: Site DevelopmentService: Grading and EarthworkIndustry: CommercialIndustry: IndustrialType: Architecture & Engineering+44 more

Design Depictions Structural Engineering, P.C.

Elkridge, MD

DDSE Solves Structural Engineering and Architectural Challenges for Buildings and Structures

WebsitePhone2 offices2 leaders13 credentialsUpdated Jun 2026

Service detail: Structural Engineering Solutions

Service: Structural Engineering SolutionsService: Engineering Calculations and DesignService: Drafting and Building Information ModelingIndustry: CommercialIndustry: ResidentialType: Structural Engineering+22 more